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Locate the image formed by refraction in...

Locate the image formed by refraction in the situation shown in figure

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The correct Answer is:
A, C, D
`mu_2/v-mu_1/u=(mu_2-mu_1)/R`

`rarr 1.5/v-9/(-25)=0.5/20`
`rarr `v=-(200xx1.5)/(0.3xx10)=-100`
So 100 cm from the surface on the side of Sgt
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